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We all know that Britain for a while was under the “republican” government of Oliver Cromwell and his son (though really the government still had a dynasty as the post of Lord Protector was a hereditary position) but this point of divergence is widely use as how Britain could be a “republic” but I’m here to look for other ways Britain could become a republic (before 1900 of course) where the monarchy is overthrown and a full fledged republican government is instated to rule the British Isles.